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Test Your REST—API Response MLE Key
Follow these steps to verify that your API response MLE key is working. If you
have not already created or submitted an API response MLE certificate, see the Create or
Submit a REST—API Response MLE Key section in Enable Message-Level Encryption.
- Go to the REST API Reference page in theVisa Acceptance SolutionsDeveloper Center:
- On the left navigation panel, choose an API that supports MLE. For testing purposes, you can chooseIntelligent Commerce > Intelligent Commerce Product > Enroll a Card.MLE support is indicated byRequest MLEandResponse MLEat the top of the screen.

- Choose theMLE Configurationtab.
- In the Message Level Encryption Credentials section, enter your API response MLE key credentials:
- Response encryption:Enter the key ID of your API response MLE key.You saved this key ID in Step 10 in the Create or Submit an API Response MLE Key section in Enable Message-Level Encryption.
- Response decryption:ClickBrowseto submit your own private decryption key from your local system. Only.p12files are supported.

- ClickUpdate Credentials.
- From theSenddrop-down menu, chooseSend Request with Message Level Encryption.
- ClickSend.

- When aSuccess: HTTP Status Code: 201message displays in the Response section, your API response key is properly configured.
